<template>
   <div>
    <h1>父组件</h1>
    <hr>
    <child a="10" b="20" c="30" d="40" style="color:red" class="box"></child>
   </div>
</template>

<script>
import Child from './Child.vue'
export default {
  components: { Child },

}
</script>

<style>

</style>